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ABLUMINUS NP Polymer Free Sirolimus-Eluting Stent Registry at Geneva University Hospitals (ABLUMINUS-GVA) (ABLUMINUS-GVA)

24. April 2026 aktualisiert von: Dorian Garin

ABLUMINUS-GVA: A Pilot Registry Evaluating the Real-World Safety and Efficacy of the ABLUMINUS NP Polymer-Free Sirolimus-Eluting Stent at Geneva University Hospitals

ABLUMINUS-GVA is a prospective, single-centre, single-arm observational pilot registry evaluating the real-world safety and efficacy of the ABLUMINUS NP polymer-free sirolimus-eluting stent in consecutive adult patients undergoing percutaneous coronary intervention (PCI) at Geneva University Hospitals. The primary endpoint is target lesion failure (TLF) at 12 months, defined per Academic Research Consortium-2 (ARC-2) criteria as the device-oriented composite of cardiac death, target vessel myocardial infarction, and clinically indicated target lesion revascularisation. Approximately 50 patients treated since January 2021 will be retrospectively identified and prospectively consented, with follow-up through 5 years. The registry will provide the first Western clinical evidence on this CE-marked device and serve as a template for a future national Swiss multicentre registry.

Studienübersicht

Detaillierte Beschreibung

BACKGROUND. Newer-generation drug-eluting stents (DES) remain associated with late stent-related adverse events at approximately 2% per year, driven by neoatherosclerosis, delayed endothelial healing, and chronic inflammation attributable to permanent polymer coatings. Polymer-free DES were developed to remove this substrate. The ABLUMINUS NP (Concept Medical, Tampa, FL, USA) is a novel polymer-free sirolimus-eluting stent built on a thin-strut (73 micrometres) cobalt-chromium platform, with drug delivery via biodegradable phospholipid submicron carriers (200-300 nm) confined to the abluminal surface, and a proprietary fusion coating extending sirolimus up to 5 mm beyond the stent edges. The device received CE marking on 24 January 2020. Only limited non-randomized Indian clinical data exist; no Western clinical data have been published.

OBJECTIVES. Primary: to evaluate device-oriented safety and efficacy (TLF at 12 months) of the ABLUMINUS NP stent in an all-comer population undergoing PCI at Geneva University Hospitals. Secondary: TLF at 2 and 5 years; individual components of TLF (cardiac death, target vessel MI, clinically indicated target lesion revascularisation) at 30 days, 12 months, 2 years, and 5 years; patient-oriented composite endpoint (all-cause death, any MI, any revascularisation); stent thrombosis (definite / probable, ARC-2, with temporal classification); target vessel failure; major bleeding (BARC 3 or 5); all-cause mortality; and late lumen loss when angiographic follow-up is available.

DESIGN. Prospective, single-centre, single-arm observational registry (Category A research with human subjects per the Swiss Human Research Act). Hybrid enrolment: retrospective identification from January 2021, prospective consent, and prospective follow-up at 30 days, 12 months, 2 years, and 5 years via medical records and telephone interview.

POPULATION. All consecutive adult patients (>= 18 years) treated with at least one ABLUMINUS NP stent at Geneva University Hospitals between January 2021 and December 2025, with an indication for PCI according to current European or American guidelines, able to provide written informed consent, and with sufficient knowledge of French, German, English, or Italian. Anticipated enrolment approximately 50 patients.

STATISTICS. Exploratory, descriptive analysis. Binary endpoints with Clopper-Pearson 95% confidence intervals; time-to-event analysis by Kaplan-Meier with Greenwood 95% CIs. Pre-specified exploratory subgroup analyses (sex, clinical presentation, diabetes, age, lesion complexity, stent length) presented as forest plots without between-group p-values. Sensitivity analyses include per-protocol, complete-case, landmark (30 days to 12 months), Fine-Gray competing-risk, and tipping point analyses. Analyses in Python (lifelines, pandas, scipy, statsmodels). Reporting follows STROBE.

Studientyp

Beobachtungs

Einschreibung (Geschätzt)

50

Kontakte und Standorte

Dieser Abschnitt enthält die Kontaktdaten derjenigen, die die Studie durchführen, und Informationen darüber, wo diese Studie durchgeführt wird.

Studienkontakt

Studieren Sie die Kontaktsicherung

Studienorte

      • Geneva, Schweiz, 1211
        • Geneva University Hospitals (HUG) - Service of Cardiology
        • Kontakt:
        • Kontakt:
        • Hauptermittler:
          • Juan F Iglesias, MD, FESC, FACC
        • Unterermittler:
          • Dorian Garin, MD

Teilnahmekriterien

Forscher suchen nach Personen, die einer bestimmten Beschreibung entsprechen, die als Auswahlkriterien bezeichnet werden. Einige Beispiele für diese Kriterien sind der allgemeine Gesundheitszustand einer Person oder frühere Behandlungen.

Zulassungskriterien

Studienberechtigtes Alter

  • Erwachsene
  • Älterer Erwachsener

Akzeptiert gesunde Freiwillige

Nein

Probenahmeverfahren

Nicht-Wahrscheinlichkeitsprobe

Studienpopulation

Consecutive adult patients who underwent percutaneous coronary intervention with implantation of at least one ABLUMINUS NP sirolimus-eluting stent at Geneva University Hospitals between January 2021 and December 2025.

Beschreibung

Inclusion Criteria:

  • Age >= 18 years at the time of the index procedure.
  • Percutaneous coronary intervention performed at Geneva University Hospitals between January 2021 and December 2025.
  • Implantation of at least one ABLUMINUS NP sirolimus-eluting stent.
  • Indication for PCI according to current European or American guidelines.
  • Able and willing to provide written informed consent.
  • Sufficient knowledge of French, German, English, or Italian to understand the patient information document.

Exclusion Criteria:

  • Documented refusal to participate in research through opt-out from general consent.
  • Inability to provide informed consent (cognitive impairment or other).
  • Inability to be contacted for informed consent (no valid contact information, or unreachable after three contact attempts).
  • Life expectancy less than 12 months due to non-cardiac comorbidities at the time of consent.
  • Participation in another clinical trial that would interfere with the endpoints of this registry.

Studienplan

Dieser Abschnitt enthält Einzelheiten zum Studienplan, einschließlich des Studiendesigns und der Messung der Studieninhalte.

Wie ist die Studie aufgebaut?

Designdetails

Kohorten und Interventionen

Gruppe / Kohorte
Intervention / Behandlung
ABLUMINUS NP cohort
Consecutive adult patients who received at least one ABLUMINUS NP polymer-free sirolimus-eluting stent during PCI at Geneva University Hospitals between January 2021 and December 2025. No study-mandated procedures; clinical care follows standard institutional practice.
Thin-strut (73 micrometres) cobalt-chromium coronary stent with polymer-free submicron phospholipid carriers (200-300 nm) delivering sirolimus exclusively to the abluminal surface, and fusion coating extending sirolimus deposition up to 5 mm beyond the stent edges. CE-marked 24 January 2020. Available diameters 2.25-4.0 mm and lengths 8-40 mm. Manufactured by Concept Medical, Tampa, FL, USA. Implantation and peri-procedural care follow operator discretion and institutional standard of care.

Was misst die Studie?

Primäre Ergebnismessungen

Ergebnis Maßnahme
Maßnahmenbeschreibung
Zeitfenster
Target Lesion Failure (TLF)
Zeitfenster: 12 months
Device-oriented composite of cardiac death, target vessel myocardial infarction, and clinically indicated target lesion revascularisation, defined per Academic Research Consortium-2 (ARC-2) criteria. Binary categorical variable analysed by time-to-first-event method.
12 months

Sekundäre Ergebnismessungen

Ergebnis Maßnahme
Maßnahmenbeschreibung
Zeitfenster
Target Lesion Failure (TLF) at 2 and 5 years
Zeitfenster: 2 years; 5 years
Same ARC-2 composite definition as primary endpoint, assessed at 2 and 5 years.
2 years; 5 years
Cardiac death
Zeitfenster: 30 days; 12 months; 2 years; 5 years
30 days; 12 months; 2 years; 5 years
Target vessel myocardial infarction
Zeitfenster: 30 days; 12 months; 2 years; 5 years
Myocardial infarction attributable to the target vessel, defined per ARC-2 and the 4th Universal Definition of Myocardial Infarction.
30 days; 12 months; 2 years; 5 years
Clinically indicated target lesion revascularisation
Zeitfenster: 30 days; 12 months; 2 years; 5 years
30 days; 12 months; 2 years; 5 years
Patient-oriented composite endpoint (POCE)
Zeitfenster: 12 months; 2 years; 5 years
Composite of all-cause death, any myocardial infarction, and any revascularisation.
12 months; 2 years; 5 years
Definite or probable stent thrombosis (ARC-2)
Zeitfenster: Acute (0-24h), subacute (1-30d), late (30d-1y), very late (>1y), up to 5 years
Acute (0-24h), subacute (1-30d), late (30d-1y), very late (>1y), up to 5 years
Target vessel failure (TVF)
Zeitfenster: 12 months; 2 years; 5 years
Composite of cardiac death, target vessel myocardial infarction, and clinically indicated target vessel revascularisation.
12 months; 2 years; 5 years
Major bleeding (BARC type 3 or 5)
Zeitfenster: 12 months; 2 years; 5 years
12 months; 2 years; 5 years
All-cause mortality
Zeitfenster: 12 months; 2 years; 5 years
12 months; 2 years; 5 years
Late lumen loss (mm)
Zeitfenster: At clinically indicated follow-up angiography, up to 5 years
In-stent late lumen loss by quantitative coronary angiography, assessed only in patients undergoing clinically indicated follow-up angiography.
At clinically indicated follow-up angiography, up to 5 years

Mitarbeiter und Ermittler

Hier finden Sie Personen und Organisationen, die an dieser Studie beteiligt sind.

Sponsor

Ermittler

  • Hauptermittler: Juan F Iglesias, MD, FESC, FACC, Geneva University Hospitals (HUG), Interventional Cardiology Unit
  • Studienleiter: Dorian Garin, MD, Geneva University Hospitals (HUG), Department of Cardiology

Publikationen und hilfreiche Links

Die Bereitstellung dieser Publikationen erfolgt freiwillig durch die für die Eingabe von Informationen über die Studie verantwortliche Person. Diese können sich auf alles beziehen, was mit dem Studium zu tun hat.

Studienaufzeichnungsdaten

Diese Daten verfolgen den Fortschritt der Übermittlung von Studienaufzeichnungen und zusammenfassenden Ergebnissen an ClinicalTrials.gov. Studienaufzeichnungen und gemeldete Ergebnisse werden von der National Library of Medicine (NLM) überprüft, um sicherzustellen, dass sie bestimmten Qualitätskontrollstandards entsprechen, bevor sie auf der öffentlichen Website veröffentlicht werden.

Haupttermine studieren

Studienbeginn (Geschätzt)

1. Juni 2026

Primärer Abschluss (Geschätzt)

1. Juni 2028

Studienabschluss (Geschätzt)

1. Juni 2032

Studienanmeldedaten

Zuerst eingereicht

24. April 2026

Zuerst eingereicht, das die QC-Kriterien erfüllt hat

24. April 2026

Zuerst gepostet (Tatsächlich)

1. Mai 2026

Studienaufzeichnungsaktualisierungen

Letztes Update gepostet (Tatsächlich)

1. Mai 2026

Letztes eingereichtes Update, das die QC-Kriterien erfüllt

24. April 2026

Zuletzt verifiziert

1. April 2026

Mehr Informationen

Begriffe im Zusammenhang mit dieser Studie

Plan für individuelle Teilnehmerdaten (IPD)

Planen Sie, individuelle Teilnehmerdaten (IPD) zu teilen?

JA

Beschreibung des IPD-Plans

Anonymised individual participant data may be made available to other researchers upon reasonable written request addressed to the sponsor-investigator after publication of the primary 12-month results, subject to a data sharing agreement and approval by the competent ethics committee.

IPD-Sharing-Zeitrahmen

Starting 6 months after publication of the primary 12-month results, without predefined end date.

IPD-Sharing-Zugriffskriterien

Reasonable written request to the sponsor-investigator; institutionally approved research protocol; signed data sharing agreement; approval of the competent cantonal ethics committee.

Art der unterstützenden IPD-Freigabeinformationen

  • STUDIENPROTOKOLL
  • SAFT
  • ANALYTIC_CODE

Arzneimittel- und Geräteinformationen, Studienunterlagen

Studiert ein von der US-amerikanischen FDA reguliertes Arzneimittelprodukt

Nein

Studiert ein von der US-amerikanischen FDA reguliertes Geräteprodukt

Nein

Diese Informationen wurden ohne Änderungen direkt von der Website clinicaltrials.gov abgerufen. Wenn Sie Ihre Studiendaten ändern, entfernen oder aktualisieren möchten, wenden Sie sich bitte an register@clinicaltrials.gov. Sobald eine Änderung auf clinicaltrials.gov implementiert wird, wird diese automatisch auch auf unserer Website aktualisiert .

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